DNS & Network tools · NEW
Check a domain's network & security in full.
Enter a domain or IP and switch with one click between SSL, DNSSEC, DNS propagation, ping, port scan and reverse DNS checks.
About this tool
This tool brings every network and security check onto one page: SSL certificate validity and expiry, DNSSEC signing status, global DNS propagation, latency and reachability via ping, open server ports, and the reverse (PTR) record. Just enter a domain and pick the check you want.
Frequently asked questions
What checks are in this tool?
SSL certificate, DNSSEC, DNS propagation, ping & latency, port scan and reverse DNS — all on one page.
Which ports does the scan check?
Common server ports like SSH, HTTP, HTTPS, FTP, email and database ports.
What do I enter for reverse DNS?
For a reverse lookup enter an IP address to see the hostname (PTR record) it maps to.